Home / 1,761,533,270.37-2,640,554,573.88-827,183,540.25

Finding the Fourth Proportional to 1,761,533,270.37, 2,640,554,573.88 and 827,183,540.25

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Solution

The fourth proportional to 1,761,533,270.37, 2,640,554,573.88 and 827,183,540.25 is: 1,239,955,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,533,270.37 : 2,640,554,573.88 = 827,183,540.25 : x
  2. Step 2: Convert to fraction form
    1,761,533,270.37/2,640,554,573.88 = 827,183,540.25/x
  3. Step 3: Cross multiply
    1,761,533,270.37x = 2,640,554,573.88 × 827,183,540.25
  4. Step 4: Simplify right side
    1,761,533,270.37x = 2,184,223,280,645,388,800
  5. Step 5: Solve for x
    x = 2,184,223,280,645,388,800/1,761,533,270.37
  6. Step 6: Final answer
    x = 1,239,955,734.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.